Multi-dimensional vibration grinding cavity body

Abstract

The present invention discloses a multi-dimensional vibration grinding cavity body. By adjusting amplitudes (power) and frequencies of the multi-dimensional ultrasonic vibration source, such that the multi-directional macroscopic flow is formed in the cavity body while keeping the vibration medium to have the original characteristics to improve the performance of grinding of slurry.

Claims

1. A multi-dimensional vibration grinding cavity body, comprising: a cylindrical cavity body, configured to contain an abrasive slurry; at least four ultrasonic vibration sources, disposed uniformly around a sidewall of the cylindrical cavity body, wherein the plurality of ultrasonic vibration sources deliver shock waves toward an interior of the cylindrical cavity body, and directions of the plurality of shock waves, delivered by the plurality of ultrasonic vibration sources, form an angle with a direction of a tangent plane of the sidewall, on which the ultrasonic vibration sources are disposed, wherein the angle is 15°-45°, and the plurality of shock waves, delivered by the plurality of ultrasonic vibration sources, make a convolutional flow pattern of the abrasive slurry in the cylindrical cavity body; and a turntable disc, disposed inside a bottom of the cylindrical cavity body, wherein the turntable disc rotates in a direction cooperating with directions of the shock waves to enhance performance of the convolutional flow of the abrasive slurry in the cylindrical cavity body.

2. The multi-dimensional vibration grinding cavity body of claim 1, wherein vibration frequencies of the ultrasonic vibration sources are 10 KHz-50 KHz.

3. The multi-dimensional vibration grinding cavity body of claim 1, further comprising at least one auxiliary ultrasonic vibration source, disposed on the bottom of the cylindrical cavity body.

4. The multi-dimensional vibration grinding cavity body of claim 3, wherein a vibration frequency of the at least one auxiliary ultrasonic vibration source is 10 KHz-50 KHz.

5. A multi-dimensional vibration grinding cavity body, comprising: a cuboid cavity body, configured to contain an abrasive slurry; at least four ultrasonic vibration sources, disposed respectively on four sidewalls of the cuboid cavity body, and not in a central axis of the sidewall, wherein the plurality of ultrasonic vibration sources deliver a plurality of shock waves toward an interior of the cuboid cavity body, and the plurality of shock waves, delivered by the plurality of ultrasonic vibration sources, make a convolutional flow pattern of the abrasive slurry in the cylindrical cavity body; and a turntable disc, disposed inside a bottom of the cuboid cavity body, wherein the turntable disc rotates in a direction cooperating with directions of the shock waves to enhance performance of the convolutional flow of the abrasive slurry in the cuboid cavity body.

6. The multi-dimensional vibration grinding cavity body of claim 5, wherein vibration frequencies of the ultrasonic vibration sources are 10 KHz-50 KHz.

7. The multi-dimensional vibration grinding cavity body of claim 5, further comprising at least one auxiliary ultrasonic vibration source, disposed on the bottom of the cuboid cavity body.

8. The multi-dimensional vibration grinding cavity body of claim 7, wherein a vibration frequency of the at least one auxiliary ultrasonic vibration sources is 10 KHz-50 KHz.

9. The multi-dimensional vibration grinding cavity body of claim 5, wherein the cuboid cavity body is by replacing a polygonal cavity body with at least four sides.

Description

BRIEF DESCRIPTION OF THE DRAWINGS

(1) FIG. 1-4 are schematic diagrams of a multi-dimensional vibration grinding cavity body according to a first embodiment of the present invention.

(2) FIG. 5-7 are schematic diagrams of a multi-dimensional vibration grinding cavity body according to a second embodiment of the present invention.

DETAILED DESCRIPTION

(3) The embodiments stated below are utilized for illustrating the concept of the present application. Those skilled in the art can readily understand the advantages and effects of the present invention disclosed by the application.

(4) FIG. 1-4 are schematic diagrams of a multi-dimensional vibration grinding cavity body according to a first embodiment of the present invention. Please refer to FIG. 1A, which is the first embodiment. The first embodiment comprises: a cuboid cavity body 11, configured to contain an abrasive slurry; at least four ultrasonic vibration sources 12, disposed respectively on four sidewalls of the cuboid cavity body, and not in a central axis of the sidewall, wherein the plurality of ultrasonic vibration sources 12 deliver a plurality of shock waves toward an interior of the cuboid cavity body 11; a turntable disc 13, disposed inside a bottom of the cuboid cavity body 11.

(5) Please refer to FIG. 2, which is a schematic diagram showing that in the first embodiment of the present invention, the at least four ultrasonic vibration sources 12 deliver a shock wave to make the slurry flow in the cuboid cavity body 11 and generate the convolutional flow, causing that the abrasive medium of slurry may enter the complex surface of the workpiece (not shown in the figure), which is needed to be processed and disposed inside the cuboid cavity body 11, to enhance the performance of grinding. The turntable disc 13 rotates in a direction cooperating with directions of the shock waves, which are delivered by the plurality of ultrasonic vibration sources 12, to enhance the performance of the convolutional flow of the abrasive slurry in the cuboid cavity body 11. The number and power of the ultrasonic vibration sources 12, and the frequency of the shock wave may be changed. Preferably, the number of the ultrasonic vibration sources 12 is a multiple of 4, and the vibration frequencies of shock waves are 10 KHz-50 KHz.

(6) Please refer to FIG. 3, which is a schematic diagram showing that in the first embodiment of the present invention, there is an included angle θ, which is 15°-45°, between the ultrasonic vibration sources 12 and the sidewalls of the cuboid cavity body 11. The ultrasonic vibration sources 12 may deflect vertically or horizontally to enhance the horizontal and vertical flow component to the medium (slurry) in the cuboid cavity body 11 to solve the problem of uniformly flow energy with low fluidity medium and make the flow pattern of the medium (slurry) uniform.

(7) Please refer to FIG. 4, which is a schematic diagram showing that in the first embodiment of the present invention, at least one auxiliary ultrasonic vibration source 14 may be disposed on the bottom of the cuboid cavity body 11. The vibration of the auxiliary ultrasonic vibration source 14 is utilized to increase the up-and-down flow pattern of vibration. By adjusting the power and frequency according to the needs of each type of medium, the 4 flow patterns, shown in FIG. 4, may be implemented. Thus, the diversity of the flow pattern of the medium in equipment may be increased to meet the requirements of different workpieces.

(8) FIG. 5-8 are schematic diagrams of a multi-dimensional vibration grinding cavity body according to a second embodiment of the present invention. Please refer to FIG. 5, which is a cross-section view and a top view of the second embodiment. The second embodiment comprises: a cylindrical cavity body 21, configured to contain an abrasive slurry; at least four ultrasonic vibration sources 22, disposed uniformly around a sidewall of the cylindrical cavity body 21, and directions of the plurality of shock waves, delivered by the plurality of ultrasonic vibration sources, form an included angle with a direction of a tangent plane of the sidewall, on which the ultrasonic vibration sources are disposed, wherein the angle is 15°-45°; a turntable disc 23, disposed on an inside of a bottom of the cylindrical cavity body 21.

(9) Please refer to FIG. 6, which is a schematic diagram showing that in the second embodiment of the present invention, the at least four ultrasonic vibration sources 22 deliver a shock wave to make the slurry flow in the cylindrical cavity body 21 and generate the convolutional flow, causing that the abrasive medium of slurry may enter the complex surface of the workpiece (not shown in the figure), which is needed to be processed and disposed inside the cylindrical cavity body 21, to enhance the performance of grinding. The turntable disc 23 rotates in a direction cooperating with directions of the shock waves, which are delivered by the plurality of ultrasonic vibration sources 22, to enhance the performance of the convolutional flow of the abrasive slurry in the cuboid cavity body 21. The number and power of the ultrasonic vibration sources 22, and the frequency of the shock wave may be changed. Preferably, the number of the ultrasonic vibration sources 22 is a multiple of 4, and the vibration frequency of shock waves is 10 KHz-50 KHz.

(10) Please refer to FIG. 5 again, which is a schematic diagram showing that in the second embodiment of the present invention, there is an included angle θ, which is 15°-45°, between the ultrasonic vibration sources 22 and the sidewalls of the cylindrical cavity body 21. The ultrasonic vibration sources 22 may deflect vertically or horizontally to enhance the horizontal and vertical flow component to the medium (slurry) in the cuboid cavity body 21 to solve the problem of uniformly flow energy with low fluidity medium and make the flow pattern of the medium (slurry) uniform.

(11) Please refer to FIG. 7, which is a schematic diagram showing that in the second embodiment of the present invention, at least one auxiliary ultrasonic vibration source 24 may be disposed inside the bottom of the cylindrical cavity body 21 to cooperate with the plurality of the shock waves, which are delivered by the ultrasonic vibration sources 22 in the sidewalls. The vibration of the auxiliary ultrasonic vibration source 24 is utilized to increase the up-and-down flow pattern of vibration. By adjusting the power and frequency according to the needs of each type of medium, the 4 flow patterns, shown in FIG. 7, may be implemented. Thus, the diversity of the flow pattern of the medium in equipment may be increased to meet the requirements of different workpieces.

(12) Therefore, the present invention provides a multi-dimensional vibration grinding cavity body. By adjusting amplitudes (power) and frequencies of the multi-dimensional ultrasonic vibration source, the multi-directional macroscopic flow is formed in the cavity body while keeping the vibration medium to have the original characteristics to improve the performance of grinding of slurry. The present invention utilizes the multi-dimensional vibration source controlling to form the multi-directional (convolutional) flow pattern of medium to meet the requirements of the different workpiece and grinding mediums and shorten the time for grinding, and control the direction precisely. Multiple vibration sources may control the direction of multi-directional macroscopic flow to help the vibration medium (the abrasive of the slurry) to enter the fine structure of the workpiece to be processed. The ultrasonic vibration sources and the turntable disc cooperate to generate the vibration in the convolutional flow pattern of slurry to grind. Not only the macroscopic flow but also the vibration of abrasive improves the performance of grinding to the workpiece to be ground.

(13) The foregoing embodiments are not intended to limit the present application. Those skilled in the art may make modifications and alterations accordingly and not limited herein. Therefore, the scope of the present invention should be as listed in the scope of the claims mentioned below.

(14) Those skilled in the art will readily observe that numerous modifications and alterations of the device and method may be made while retaining the teachings of the invention. Accordingly, the above disclosure should be construed as limited only by the metes and bounds of the appended claims.